Troubleshooting; Possible Cause - Scheppach SWP750 Originalbetriebsanleitung

14. Troubleshooting

The following table shows fault symptoms and describes remedial measures in the event of your machine failing to
work properly. If you cannot localise and rectify the problem with this, please contact your service workshop.
Fault
Pump does not start
Pump does not deliver
Pump does not switch
off
Inadequate pump
delivery
Pump switches off after
short running time
26 | GB

Possible cause

No mains voltage
Float switch (3) does not switch
Pump performance reduced due to
heavily contaminated and abrasive water
impurities
Float switch (3) cannot sink
Pump performance reduced due to
heavily contaminated and abrasive water
impurities
Motor protection switches off the pump
due to excessive water contamination.
Water temperature too high, motor
protection switches off the device.
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Remedy
Check mains voltage
Move float switch to higher position
Clean pump
Position the pump correctly on the bottom
of the shaft
Clean pump
Pull out mains plug and clean pump and
shaft.
Observe the maximum water temperature
of 35°C!